[INFO] cloning repository https://github.com/zesterer/zte
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zesterer/zte" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzesterer%2Fzte", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzesterer%2Fzte'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 900902d41ce379771b4e32ae9dfd7a6a086c1845
[INFO] documenting zesterer/zte against 1.47.0 for beta-1.48-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzesterer%2Fzte" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/zesterer/zte on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/zesterer/zte
[INFO] finished tweaking git repo https://github.com/zesterer/zte
[INFO] tweaked toml for git repo https://github.com/zesterer/zte written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/zesterer/zte already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded dirs-sys v0.3.3
[INFO] [stderr]   Downloaded utf8parse v0.2.0
[INFO] [stderr]   Downloaded vte v0.8.0
[INFO] [stderr]   Downloaded backtrace v0.3.32
[INFO] [stderr]   Downloaded blake2-rfc v0.2.18
[INFO] [stderr]   Downloaded vte_generate_state_changes v0.1.1
[INFO] [stderr]   Downloaded redox_users v0.3.0
[INFO] [stderr]   Downloaded argon2rs v0.2.5
[INFO] [stderr]   Downloaded backtrace-sys v0.1.30
[INFO] [stderr]   Downloaded serde_test v0.8.23
[INFO] [stderr]   Downloaded clipboard-win v2.2.0
[INFO] [stderr]   Downloaded objc v0.2.6
[INFO] [stderr]   Downloaded x11-clipboard v0.3.3
[INFO] [stderr]   Downloaded clipboard v0.5.0
[INFO] [stderr]   Downloaded static_assertions v0.2.5
[INFO] [stderr]   Downloaded xcb v0.8.2
[INFO] [stderr]   Downloaded regex-syntax v0.6.8
[INFO] [stderr]   Downloaded libc v0.2.59
[INFO] [stderr]   Downloaded vek v0.9.8
[INFO] [stderr]   Downloaded number_prefix v0.4.0
[INFO] [stderr]   Downloaded serde-hjson v0.8.2
[INFO] [stderr]   Downloaded serde v0.8.23
[INFO] [stderr]   Downloaded config v0.9.3
[INFO] [stderr]   Downloaded directories v2.0.1
[INFO] [stderr]   Downloaded simple-logging v2.0.2
[INFO] [stderr]   Downloaded regex v1.1.9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7575741d68d4f5c5c0671beff27b7d29e707553d76e9776e7eeb5102e0f4c515
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "7575741d68d4f5c5c0671beff27b7d29e707553d76e9776e7eeb5102e0f4c515", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7575741d68d4f5c5c0671beff27b7d29e707553d76e9776e7eeb5102e0f4c515", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7575741d68d4f5c5c0671beff27b7d29e707553d76e9776e7eeb5102e0f4c515", kill_on_drop: false }`
[INFO] [stdout] 7575741d68d4f5c5c0671beff27b7d29e707553d76e9776e7eeb5102e0f4c515
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6c3387774cb1b4a83d08ad474b8bb352a183816ebad9f8de618328ac2ccda039
[INFO] running `Command { std: "docker" "start" "-a" "6c3387774cb1b4a83d08ad474b8bb352a183816ebad9f8de618328ac2ccda039", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking number_prefix v0.4.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.30
[INFO] [stderr]    Compiling vek v0.9.8
[INFO] [stderr]     Checking dirs-sys v0.3.3
[INFO] [stderr]     Checking thread-id v3.3.0
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking termion v1.5.5
[INFO] [stderr]     Checking regex v1.1.9
[INFO] [stderr]     Checking nom v4.2.3
[INFO] [stderr]    Compiling syn v0.15.39
[INFO] [stderr]    Compiling vte_generate_state_changes v0.1.1
[INFO] [stderr]     Checking serde_json v1.0.40
[INFO] [stderr]     Checking simple-logging v2.0.2
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking directories v2.0.1
[INFO] [stderr]     Checking backtrace v0.3.32
[INFO] [stderr]     Checking vte v0.8.0
[INFO] [stderr]     Checking serde-hjson v0.8.2
[INFO] [stderr]     Checking config v0.9.3
[INFO] [stderr]    Compiling serde_derive v1.0.94
[INFO] [stderr]  Documenting zte v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(associated_type_defaults, or_patterns)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: Could not document `zte`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name zte src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern backtrace=/opt/rustwide/target/debug/deps/libbacktrace-05ffe5eb829009b4.rmeta --extern clap=/opt/rustwide/target/debug/deps/libclap-76227120153530c8.rmeta --extern config=/opt/rustwide/target/debug/deps/libconfig-cfa17e41f15bf172.rmeta --extern directories=/opt/rustwide/target/debug/deps/libdirectories-5361e86f9a538ccd.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-038cd955f516928e.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-f03e73ac324ccf89.rmeta --extern number_prefix=/opt/rustwide/target/debug/deps/libnumber_prefix-a302ab988247bf14.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-76ba81d52e35409f.rmeta --extern serde_derive=/opt/rustwide/target/debug/deps/libserde_derive-74c6abd0821b0039.so --extern simple_logging=/opt/rustwide/target/debug/deps/libsimple_logging-96787f0c9252baa4.rmeta --extern termion=/opt/rustwide/target/debug/deps/libtermion-f9d09bb44a30246e.rmeta --extern vek=/opt/rustwide/target/debug/deps/libvek-5d0c138a32eb61a2.rmeta --extern vte=/opt/rustwide/target/debug/deps/libvte-4786b7eea705eb94.rmeta --cap-lints=warn --crate-version 0.1.0` (exit code: 1)
[INFO] running `Command { std: "docker" "inspect" "6c3387774cb1b4a83d08ad474b8bb352a183816ebad9f8de618328ac2ccda039", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c3387774cb1b4a83d08ad474b8bb352a183816ebad9f8de618328ac2ccda039", kill_on_drop: false }`
[INFO] [stdout] 6c3387774cb1b4a83d08ad474b8bb352a183816ebad9f8de618328ac2ccda039
